Milton Keynes
September
Weather in Milton Keynes for September 2025
Your guide to Milton Keynes weather in September - trends and predictions
In general, the average temperature in Milton Keynes at the beginning of September is 22.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.6 °C by the end of September.
Milton Keynes sees moderate rainfall in September, averaging 9 rainy days.
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21
Dry days
9
Rainy days
0
Snow days
21°/13°
Temperatures
21 km/h
Avg max wind
73 %
Avg humidity
Milton Keynes in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2 23° | 3  20° | 4  21° | 5 22° | 6 27° | 7  26° |
| 8 24° | 9 23° | 10 23° | 11 18° | 12 16° | 13 16° | 14 18° |
| 15 21° | 16 21° | 17  20° | 18 20° | 19  20° | 20 19° | 21 20° |
| 22 17° | 23 16° | 24 18° | 25 17° | 26 19° | 27 15° | 28 16° |
| 29 15° | 30  16° |
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Temperatures trend during September in Milton Keynes
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Mist | 21° /12° | 3.4 mm | 5 | |
| 2 Sept. | Fog | 23° /14° | 0.3 mm | 5 | |
| 3 Sept. | Overcast | 20° /12° | 0.1 mm | 5 | |
| 4 Sept. | Sunny | 21° /13° | 2.8 mm | 6 | |
| 5 Sept. | Sunny | 22° /13° | 4.3 mm | 6 | |
| 6 Sept. | Sunny | 27° /15° | 1.6 mm | 6 | |
| 7 Sept. | Partly cloudy | 26° /15° | 1 mm | 7 | |
| 8 Sept. | Partly cloudy | 24° /15° | 7.9 mm | 6 | |
| 9 Sept. | Sunny | 23° /13° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 23° /13° | 1.3 mm | 6 | |
| 11 Sept. | Overcast | 18° /10° | 1.1 mm | 4 | |
| 12 Sept. | Overcast | 16° /9° | 0.2 mm | 4 | |
| 13 Sept. | Overcast | 16° /8° | 0 mm | 4 | |
| 14 Sept. | Overcast | 18° /8° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 21° /10° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 21° /11° | 0 mm | 6 | |
| 17 Sept. | Light rain shower | 20° /11° | 1.1 mm | 5 | |
| 18 Sept. | Light rain shower | 20° /11° | 0.3 mm | 5 | |
| 19 Sept. | Light rain | 20° /12° | 1 mm | 5 | |
| 20 Sept. | Light rain shower | 19° /12° | 5.7 mm | 5 | |
| 21 Sept. | Light rain shower | 20° /10° | 3.8 mm | 5 | |
| 22 Sept. | Light drizzle | 17° /11° | 10.1 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /10° | 0.8 mm | 4 | |
| 24 Sept. | Patchy rain possible | 18° /11° | 1.7 mm | 4 | |
| 25 Sept. | Partly cloudy | 17° /11° | 5 mm | 5 | |
| 26 Sept. | Patchy rain possible | 19° /10° | 2.5 mm | 5 | |
| 27 Sept. | Patchy rain possible | 15° /8° | 4.1 mm | 4 | |
| 28 Sept. | Overcast | 16° /8° | 0.5 mm | 4 | |
| 29 Sept. | Partly cloudy | 15° /8° | 4.5 mm | 4 | |
| 30 Sept. | Cloudy | 16° /9° | 7.8 mm | 4 | |
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Important Notice
Our weather forecast for Milton Keynes in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Milton Keynes forecast closer to your planned date for the most up-to-date weather information.
Milton Keynes in September - FAQ
What are the expected maximum and minimum temperatures in Milton Keynes during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Milton Keynes during September?
In September, Milton Keynes can expect light to moderate rainfall, totaling 26.7 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Milton Keynes during September?
The average wind speed in Milton Keynes during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
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